[put in] vt (15c) 1: to make a formal offer or declaration of "put in a plea of guilty"
2: to come in with: interpose "put in a word for his brother"
3: to spend (time) esp. at some occupation or job "put in six hours at the office"
4: plant "put in a crop" ~ vi 1: to call at or enter a place; esp: to enter a harbor or port
2: to make an application, request, or offer--often used with for "had to retire and put in for a pension --Seymour Nagan"